Are there areas of your home that don't have enough light in the evening, or places where the lights are too bright? Here's ...

Bright light in the day and dark when you sleep is good for your health, study finds : Shots - Health News Diet, exercise and sleep are fundamental to our health, but so it our relationship to light.

Exposure to bright light at night raises heart risks by disrupting circadian rhythm. Women and young adults are especially ...

Why dark nights and bright days are good for health Too much light at night and not enough daylight is taking years off our lives, according to a new study. The research adds to the evidence that ...